---
product_id: 2116558
title: "PAC RP4-GM11 Radiopro4 Stereo Replacement Interface with Steering Wheel Controls for Select GM Vehicles"
brand: "pac"
price: "€ 226.08"
currency: EUR
in_stock: true
reviews_count: 10
category: "Pac"
url: https://www.desertcart.pt/products/2116558-pac-rp4-gm11-radiopro4-stereo-replacement-interface-with-steering-wheel
store_origin: PT
region: Portugal
---

# Retains factory amplifier (standard & premium) Pre-programmed SWC retention Plug & play installation saves time PAC RP4-GM11 Radiopro4 Stereo Replacement Interface with Steering Wheel Controls for Select GM Vehicles

**Brand:** pac
**Price:** € 226.08
**Availability:** ✅ In Stock

## Summary

> 🎯 Upgrade your GM ride with flawless control & sound — don’t get left behind!

## Quick Answers

- **What is this?** PAC RP4-GM11 Radiopro4 Stereo Replacement Interface with Steering Wheel Controls for Select GM Vehicles by pac
- **How much does it cost?** € 226.08 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/2116558-pac-rp4-gm11-radiopro4-stereo-replacement-interface-with-steering-wheel)

## Best For

- pac enthusiasts

## Why This Product

- Trusted pac brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug & Play Installation:** Cut installation time and avoid costly modifications
- • **Navigation Output Compatibility:** Supports data-controlled accessory and nav signals
- • **Universal Fit for Select GM Models:** Tailored for perfect compatibility and factory feel
- • **Amplifier Retention for Premium Sound:** Preserve your Bose or factory amp’s rich audio
- • **Seamless Steering Wheel Control Integration:** Keep full control without missing a beat

## Overview

The PAC RP4-GM11 is a cutting-edge stereo replacement interface designed for select GM vehicles, enabling seamless steering wheel control retention and preserving factory amplifier functionality. Pre-loaded with advanced software, it supports navigation output signals and rear seat controls, ensuring a plug-and-play installation that maintains your vehicle’s premium audio experience and factory features.

## Description

An all-in-one radio replacement and SWC interface, the innovative new RadioPRO4 comes pre-loaded with amplifier retention and SWC software, navigation based output signals and other features that save time and money during installation.

Review: Perfect integration - Worked perfectly steering wheel controls work with my Pioneer avh-w4500nex
Review: Fantastic, brings back stock fonctionnality - 2003 Tahoe, after replacing stock HU, the RP4-GM11 brings back the chimes, the steering wheel controls (user programmable if needed), retaines the bose premium amp, so all works as best as possible. So happy.

## Features

- Radiopro4 Stereo Replacement Interface with Steering Wheel Controls for Select GM Vehicles
- Data controlled accessory and navigation outputs
- Built in pre-programmed Steering Wheel Control Retention retention
- Retains factory amplifier (standard & premium)
- Retains Rear Seat Controls (most vehicles)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00B54SJLW |
| Best Sellers Rank | #648 in Car Audio & Video Wiring Harnesses |
| Brand | PAC |
| Built-In Media | product, manual |
| Color | Gray |
| Compatible Devices | Amplifier |
| Connector Type | Component |
| Customer Reviews | 4.5 out of 5 stars 86 Reviews |
| External Testing Certification | DOT Certified |
| Global Trade Identification Number | 00606523109321 |
| Item Dimensions | 1 x 4 x 1.5 inches |
| Item Type Name | install harness |
| Item dimensions L x W x H | 1 x 4 x 1.5 inches |
| Manufacturer | AAMP OF AMERICA |
| Mfr Part Number | RP4-GM11 |
| Model Number | RP4-GM11 |
| Number of Items | 1 |
| Number of Ports | 1 |
| Package Quantity | 1 |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specific Uses For Product | Amplifier |
| UPC | 606523109321 |
| Unit Count | 1.0 Count |
| Warranty Description | 2 years |

## Images

![PAC RP4-GM11 Radiopro4 Stereo Replacement Interface with Steering Wheel Controls for Select GM Vehicles - Image 1](https://m.media-amazon.com/images/I/51mnXrTiiYL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect integration
*by A***R on November 8, 2025*

Worked perfectly steering wheel controls work with my Pioneer avh-w4500nex

### ⭐⭐⭐⭐⭐ Fantastic, brings back stock fonctionnality
*by E***L on April 14, 2019*

2003 Tahoe, after replacing stock HU, the RP4-GM11 brings back the chimes, the steering wheel controls (user programmable if needed), retaines the bose premium amp, so all works as best as possible. So happy.

### ⭐⭐⭐⭐⭐ This is a good value
*by M***N on November 7, 2025*

This item worked just like it was supposed to

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**Shop now:** [https://www.desertcart.pt/products/2116558-pac-rp4-gm11-radiopro4-stereo-replacement-interface-with-steering-wheel](https://www.desertcart.pt/products/2116558-pac-rp4-gm11-radiopro4-stereo-replacement-interface-with-steering-wheel)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-07-06*